sphe·no·don (sf  n -d n , sf n-)n. See tuatara. |
n, genus name : sphenodon [ˈsfiːnəˌdɒn]
n
(Life Sciences & Allied Applications / Animals) the technical name for the tuatara
[from Greek sphēn a wedge + odōn a tooth]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  Sphenodon - coextensive with the order Rhynchocephalia: tuatarasreptile genus - a genus of reptiles order Rhynchocephalia, Rhynchocephalia - tuataras; extinct forms from middle Triassic Sphenodon punctatum, tuatara - only extant member of the order Rhynchocephalia of large spiny lizard-like diapsid reptiles of coastal islands off New Zealand |
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